What are the disadvantages of generating hydroelectricity?

What are the cause of global warming? What are the effects of global warming? Write advantages of generating hydroelectricity

What are the disadvantages of solar cell?

What are the disadvantages of a solar cooker?

Write the disadvantages of soyabean as a food.

What are the advantages and disadvantages of vegetative propagation in plant ?

List the disadvantages of preservation of foods in refrigerator.

What are the general nutrients of meat?

What are the advantages and disadvantages of asexual reproduction ?

What are the advantages and disadvantages of sexual reproduction ?

What are the advantages and disadvantages of the communication system using space wave in atmosphere?